/Engine/Plugins/FX/Niagara/Source/Niagara/Classes/NiagaraScriptExecutionContext.h
Generates a table of DI calls unique to the passed system instance. These are then accesss inside the PerInstanceFunctionHook.
virtual bool GeneratePerInstanceDIFunctionTable ( [FNiagaraSystemInstance](API\Plugins\Niagara\FNiagaraSystemInstance) * Inst, [TArray](API\Runtime\Core\Containers\TArray)< [FNiagaraPerInstanceDIFuncInfo](API\Plugins\Niagara\FNiagaraPerInstanceDIFuncInfo) > & OutFunctions )